<link rel="stylesheet" href="./swiper.css">

<div class="box1">
    <img src="./imgs/img1.jpg" alt="">
    <ul>
        <li class="active"></li>
        <li></li>
        <li></li>
        <li></li>
        <li></li>
        <li></li>
    </ul>
</div>
<div class="box2">
        <img src="./imgs/img1.jpg" alt="">
        <ul>
            <li class="active"></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
        </ul>
    </div>

<script src="./swiper.js"></script>
<script>
    let lbt1 = new Lbt('.box1')
    let lbt2 = new Lbt('.box2')
</script>
